A History of Short Words

From the New York Times Crossword Puzzle

ERN

Sun, 11 Aug '24
Directional suffix
Sun, 11 Feb '24
Suffix with east or west
Sat, 30 Dec '23
Directional suffix
Fri, 2 Dec '22
Directional suffix
Fri, 29 Oct '21
Sea eagle
Fri, 14 May '21
West end?